2 juli 2026

Improved header column support for Open Lakehouse streaming tasks

Deel dit bericht

Header columns are metadata columns (such as timestamp) that Open Lakehouse adds to every ingested record. We have introduced the following set of improvements to give more control over header column management:

  • Header column visibility is now configurable across streaming landing and streaming transform tasks.
  • In streaming transform tasks, a toggle controls whether header columns are hidden, shown for the current view, or shown for the history view.
  • The expression builder now surfaces landing headers making it easier to use in expressions.
  • A new setting also lets you expose the hdr__from_timestamp in the current view, enabling partition-based queries when partitioning by event ingestion date.
Not supported in Qlik Cloud Government.

Showing header columns in views

Standard view headers

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Barry beschikt over meer dan 20 jaar ervaring als architect, developer, trainer en auteur op het gebied van Data & Analytics. Hij is bereid om je te helpen met al je vragen.